National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Trenton-Mercer Airport (KTTN)

Lat: 40.28°NLon: 74.82°WElev: 210ft.

Fair

55°F

13°C

Humidity 34%
Wind Speed S 15 G 24 mph
Barometer 30.22 in (1023.0 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill51°F (11°C)
Last update 25 Mar 4:53 pm EDT
Extended Forecast for

Ewing NJ

  • Tonight

    Tonight: Cloudy, with a low around 43. South wind 5 to 10 mph.

    Low: 43 °F

    Cloudy

  • Thursday

    Thursday: Cloudy, then gradually becoming mostly sunny, with a high near 73. Southwest wind 10 to 15 mph.

    High: 73 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Showers, mainly after 2am. Low around 55. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 55 °F

    Chance
    Showers then
    Showers

  • Friday

    Friday: Showers, mainly before 2pm. High near 57. North wind 5 to 10 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 57 °F

    Showers

  • Friday Night

    Friday Night: A chance of rain showers, possibly mixing with snow after 11pm, then gradually ending. Mostly cloudy, with a low around 31. North wind around 5 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 31 °F

    Chance
    Rain/Snow

  • Saturday

    Saturday: Sunny, with a high near 45.

    High: 45 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 28.

    Low: 28 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 52.

    High: 52 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 36.

    Low: 36 °F

    Partly Cloudy

Detailed Forecast

Tonight
Cloudy, with a low around 43. South wind 5 to 10 mph.
Thursday
Cloudy, then gradually becoming mostly sunny, with a high near 73. Southwest wind 10 to 15 mph.
Thursday Night
Showers, mainly after 2am. Low around 55. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Showers, mainly before 2pm. High near 57. North wind 5 to 10 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Friday Night
A chance of rain showers, possibly mixing with snow after 11pm, then gradually ending. Mostly cloudy, with a low around 31. North wind around 5 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Saturday
Sunny, with a high near 45.
Saturday Night
Partly cloudy, with a low around 28.
Sunday
Sunny, with a high near 52.
Sunday Night
Partly cloudy, with a low around 36.
Monday
Partly sunny, with a high near 60.
Monday Night
Mostly cloudy, with a low around 45.
Tuesday
A chance of rain. Mostly cloudy, with a high near 60. Chance of precipitation is 30%.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 45. Chance of precipitation is 40%.
Wednesday
A chance of rain. Partly sunny, with a high near 68. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Ewing NJ
 40.25°N 74.78°W (Elev. 105 ft)
Last Update:
4:10 pm EDT Mar 25, 2026
Forecast Valid:
5pm EDT Mar 25, 2026-6pm EDT Apr 1, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation